1904 5c blue, horizontal pair used in combination with 10c yellow on piece, "Ancon July 3, 1904" cds alongside, fine, cat. $590 (Cat No. 2,3) (Image)

Cat. $590, Est.US$150

1909-24 Specimen overprints, collection of 60, including pairs and blocks of four, different types of overprints noted, mixed condition as always, mostly fine or better, cat. $1600 (Cat No. 36S/J11S) (Image)

Cat. $1600, Est.US$500

1941 set of six, canceled to order as always, fine-v.f., cat. $805 (Cat No. CO8-13) (Image)

Cat. $805, Est.US$250